Class Osteichthyes Iris: Animal Kingdom Animal Kingdom Masterclass in Biology NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

Which of the following represents the correct combination without any exception?

	Characteristic	Class
1.	Mammary gland; hair on body; pinnae; two pairs of limbs	Mammalia
2.	Mouth ventral; gills without operculum; skin with placoid scales; persistent notochord	Chondrichthyes
3.	Sucking and circular mouth; jaws absent; integument without scales; paired appendages	Cyclostomata
4.	Body covered with feathers; skin moist and glandular; lungs with air sacs; fore limbs from wings	Aves

Subtopic: Comparative study of Cartilagenous & Bony Fishes | Class Osteichthyes |

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